Contributors: 16
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Catalin Marinas |
99 |
19.60% |
2 |
6.90% |
| Steve Capper |
97 |
19.21% |
1 |
3.45% |
| Kefeng Wang |
94 |
18.61% |
1 |
3.45% |
| Ryan Roberts |
60 |
11.88% |
4 |
13.79% |
| Anshuman Khandual |
50 |
9.90% |
4 |
13.79% |
| David Woods |
21 |
4.16% |
1 |
3.45% |
| Alexandre Ghiti |
18 |
3.56% |
6 |
20.69% |
| Yang Shi |
17 |
3.37% |
1 |
3.45% |
| Baolin Wang |
13 |
2.57% |
2 |
6.90% |
| Punit Agrawal |
9 |
1.78% |
1 |
3.45% |
| Matthew Wilcox |
8 |
1.58% |
1 |
3.45% |
| Chris Metcalf |
6 |
1.19% |
1 |
3.45% |
| Christophe Leroy |
5 |
0.99% |
1 |
3.45% |
| Hugh Dickins |
3 |
0.59% |
1 |
3.45% |
| Vincenzo Frascino |
3 |
0.59% |
1 |
3.45% |
| Thomas Gleixner |
2 |
0.40% |
1 |
3.45% |
| Total |
505 |
|
29 |
|
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* arch/arm64/include/asm/hugetlb.h
*
* Copyright (C) 2013 Linaro Ltd.
*
* Based on arch/x86/include/asm/hugetlb.h
*/
#ifndef __ASM_HUGETLB_H
#define __ASM_HUGETLB_H
#include <asm/cacheflush.h>
#include <asm/mte.h>
#include <asm/page.h>
#ifdef CONFIG_ARCH_ENABLE_HUGEPAGE_MIGRATION
#define arch_hugetlb_migration_supported arch_hugetlb_migration_supported
extern bool arch_hugetlb_migration_supported(struct hstate *h);
#endif
static inline void arch_clear_hugetlb_flags(struct folio *folio)
{
clear_bit(PG_dcache_clean, &folio->flags);
#ifdef CONFIG_ARM64_MTE
if (system_supports_mte()) {
clear_bit(PG_mte_tagged, &folio->flags);
clear_bit(PG_mte_lock, &folio->flags);
}
#endif
}
#define arch_clear_hugetlb_flags arch_clear_hugetlb_flags
pte_t arch_make_huge_pte(pte_t entry, unsigned int shift, vm_flags_t flags);
#define arch_make_huge_pte arch_make_huge_pte
#define __HAVE_ARCH_HUGE_SET_HUGE_PTE_AT
extern void set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
pte_t *ptep, pte_t pte, unsigned long sz);
#define __HAVE_ARCH_HUGE_PTEP_SET_ACCESS_FLAGS
extern int huge_ptep_set_access_flags(struct vm_area_struct *vma,
unsigned long addr, pte_t *ptep,
pte_t pte, int dirty);
#define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR
extern pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr,
pte_t *ptep, unsigned long sz);
#define __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT
extern void huge_ptep_set_wrprotect(struct mm_struct *mm,
unsigned long addr, pte_t *ptep);
#define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH
extern pte_t huge_ptep_clear_flush(struct vm_area_struct *vma,
unsigned long addr, pte_t *ptep);
#define __HAVE_ARCH_HUGE_PTE_CLEAR
extern void huge_pte_clear(struct mm_struct *mm, unsigned long addr,
pte_t *ptep, unsigned long sz);
#define __HAVE_ARCH_HUGE_PTEP_GET
extern pte_t huge_ptep_get(struct mm_struct *mm, unsigned long addr, pte_t *ptep);
void __init arm64_hugetlb_cma_reserve(void);
#define huge_ptep_modify_prot_start huge_ptep_modify_prot_start
extern pte_t huge_ptep_modify_prot_start(struct vm_area_struct *vma,
unsigned long addr, pte_t *ptep);
#define huge_ptep_modify_prot_commit huge_ptep_modify_prot_commit
extern void huge_ptep_modify_prot_commit(struct vm_area_struct *vma,
unsigned long addr, pte_t *ptep,
pte_t old_pte, pte_t new_pte);
#include <asm-generic/hugetlb.h>
static inline void __flush_hugetlb_tlb_range(struct vm_area_struct *vma,
unsigned long start,
unsigned long end,
unsigned long stride,
bool last_level)
{
switch (stride) {
#ifndef __PAGETABLE_PMD_FOLDED
case PUD_SIZE:
__flush_tlb_range(vma, start, end, PUD_SIZE, last_level, 1);
break;
#endif
case CONT_PMD_SIZE:
case PMD_SIZE:
__flush_tlb_range(vma, start, end, PMD_SIZE, last_level, 2);
break;
case CONT_PTE_SIZE:
__flush_tlb_range(vma, start, end, PAGE_SIZE, last_level, 3);
break;
default:
__flush_tlb_range(vma, start, end, PAGE_SIZE, last_level, TLBI_TTL_UNKNOWN);
}
}
#define __HAVE_ARCH_FLUSH_HUGETLB_TLB_RANGE
static inline void flush_hugetlb_tlb_range(struct vm_area_struct *vma,
unsigned long start,
unsigned long end)
{
unsigned long stride = huge_page_size(hstate_vma(vma));
__flush_hugetlb_tlb_range(vma, start, end, stride, false);
}
#endif /* __ASM_HUGETLB_H */